18 Sound 15NLW9401
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 4 Ω |
| Fs | 40 Hz |
| Qts | 0.25 |
| Qes | 0.26 |
| Qms | 6.14 |
| Vas | 114 L |
| Sd | 850 cm² |
| Xmax | 10 mm |
| Re | 2.8 Ω |
| Bl | 20 T·m |
| Mms | 150 g |
| Pe | 1200 W |
| Sensitivity | 97.5 dB |
Alignment hint
| EBP | 154 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 16.3 L |
EBP > 100: favours a ported (bass-reflex) alignment.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Substitute candidates
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| 18 Sound 15NLW9401 | 39 -1 | 0.26 +0.01 | 134 +20 | 10 = | 97.5 = | close | 8 Ω vs 4 Ω: amp load changes | + |
| 18 Sound 15LW1401 | 39 -1 | 0.26 +0.01 | 127 +13 | 9 -1 | 98 +0.5 | close | Xmax 9 mm < 10 mm: lower excursion-limited SPL | + |
| Faital PRO 15HP1020 | 40 = | 0.27 +0.02 | 126.6 +12.6 | 9 -1 | 98 +0.5 | close | 8 Ω vs 4 Ω: amp load changes · 700 W vs 1200 W: lower power handling · Xmax 9 mm < 10 mm: lower excursion-limited SPL | + |
| Faital PRO 15FX600 | 38 -2 | 0.27 +0.02 | 128.3 +14.3 | 11.25 +1.25 | 98 +0.5 | close | 8 Ω vs 4 Ω: amp load changes · 700 W vs 1200 W: lower power handling | + |
| 18 Sound 15NLW4500 | 35 -5 | 0.26 +0.01 | 111 -3 | 14.5 +4.5 | 96.3 -1.2 | close | 8 Ω vs 4 Ω: amp load changes | + |
| B&C 15NBX100 | 37 -3 | 0.27 +0.02 | 109.6 -4.4 | 10 = | 95 -2.5 | close | + | |
| B&C 15SW115 | 35 -5 | 0.24 -0.01 | 110 -4 | 13.5 +3.5 | 96 -1.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Oberton 15XB1000 | 37.2 -2.8 | 0.283 +0.03 | 111.02 -2.98 | 9 -1 | 97 -0.5 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9 mm < 10 mm: lower excursion-limited SPL | + |
| Oberton 15MB701 | 44.24 +4.24 | 0.268 +0.02 | 100.22 -13.78 | 9.25 -0.75 | 97.5 = | close | 8 Ω vs 4 Ω: amp load changes · 700 W vs 1200 W: lower power handling · Xmax 9.25 mm < 10 mm: lower excursion-limited SPL | + |
| 18 Sound 15LW1401 | 42 +2 | 0.27 +0.02 | 131 +17 | 9 -1 | 98 +0.5 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9 mm < 10 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 15NLW9401 →
Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.
Used in enclosures (0)
No enclosure in the catalog uses this driver yet.